CH383156A - Appareil optique de prises de vues - Google Patents

Appareil optique de prises de vues

Info

Publication number
CH383156A
CH383156A CH1122561A CH1122561A CH383156A CH 383156 A CH383156 A CH 383156A CH 1122561 A CH1122561 A CH 1122561A CH 1122561 A CH1122561 A CH 1122561A CH 383156 A CH383156 A CH 383156A
Authority
CH
Switzerland
Prior art keywords
optical camera
camera
optical
Prior art date
Application number
CH1122561A
Other languages
English (en)
Inventor
Clement Coutant Andre
Original Assignee
Clement Coutant Andre
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Clement Coutant Andre filed Critical Clement Coutant Andre
Publication of CH383156A publication Critical patent/CH383156A/fr

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Telescopes (AREA)
CH1122561A 1960-09-29 1961-09-27 Appareil optique de prises de vues CH383156A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR839844A FR1275487A (fr) 1960-09-29 1960-09-29 Asservisseur de lumière pour lunettes d'astronomie, objectifs photographiques et cinématographiques

Publications (1)

Publication Number Publication Date
CH383156A true CH383156A (fr) 1964-10-15

Family

ID=8739846

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1122561A CH383156A (fr) 1960-09-29 1961-09-27 Appareil optique de prises de vues

Country Status (4)

Country Link
US (1) US3209667A (fr)
CH (1) CH383156A (fr)
FR (1) FR1275487A (fr)
GB (1) GB955741A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3538335A (en) * 1968-11-27 1970-11-03 Gen Electric Light intensity controller for photosensitive pickup tubes
DE2150250A1 (de) * 1971-10-08 1973-04-12 Bosch Photokino Gmbh Fotografische kamera mit lichtabhaengiger blendeneinstellung
DE2150185A1 (de) * 1971-10-08 1973-04-12 Bosch Photokino Gmbh Fotografische kamera mit einem selbsttaetigen blendeneinstellmechanismus
AT325944B (de) * 1972-03-25 1975-11-10 Agfa Gevaert Ag Photographische oder kinematographische kamera
JPS50147935A (fr) * 1974-05-20 1975-11-27
JPS50147934A (fr) * 1974-05-20 1975-11-27
JPS5129928A (fr) * 1974-09-06 1976-03-13 Fuji Photo Film Co Ltd
US5325142A (en) * 1992-12-22 1994-06-28 Eastman Kodak Company Variable close loop controlled aperture/shutter system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB511229A (en) * 1937-08-10 1939-08-15 Naftul Anatole Goldstein Improvements in and relating to the automatic regulation of the intensity of light in photographic and moving picture cameras
US2453693A (en) * 1946-09-03 1948-11-16 Charles W Armstrong Automatic diaphragm control
US2655848A (en) * 1950-02-09 1953-10-20 Jr Howard A Gray Automatically controlled photoelectric iris
US2913969A (en) * 1955-07-30 1959-11-24 Voigtlaender Ag Photographic camera with automatic adjustment of the exposure conditions
US3079851A (en) * 1959-08-24 1963-03-05 Frank G Back Automatic exposure control for cameras
US3017813A (en) * 1959-12-03 1962-01-23 Voigtlaender Ag Photographic camera having an electric exposure meter
US3106129A (en) * 1960-07-20 1963-10-08 Leitz Ernst Gmbh Arrangement for measuring exposure time

Also Published As

Publication number Publication date
FR1275487A (fr) 1961-11-10
US3209667A (en) 1965-10-05
GB955741A (en) 1964-04-22

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